Expected

Responsive action SHOULD be taken soon (within next hour)

Utah Special Weather Statement | Effective 05/13/2026 12:48

At 147 PM MDT, Doppler radar was tracking a cluster of strong thunderstorms 20 miles southeast of Henrieville, or 26 miles south of Escalante, moving northeast at 35 mph. HAZARD...Wind gusts of 50 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Big Water, Paria Canyon, and Paria River Slot Canyon. This includes the following highways... US Route 89 between mile markers 3 and 35.

Montana Red Flag Warning | Effective 05/13/2026 12:51

* AFFECTED AREA...Fire weather zones 120, 122, 134, 135, 136, and 137. * WIND...Southeast at 15 to 30 mph with gusts to 40 mph, then suddenly switching to the West beginning this evening. * HUMIDITY...As low as 12 percent today. 20 percent Thursday. * THUNDERSTORMS...Isolated late-day thunderstorms possible. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. Please advise the appropriate officials or fire crews in these areas of this Red Flag Warning.

Montana Winter Weather Advisory | Effective 05/13/2026 12:53

* WHAT...Wet snow expected. Total snow accumulations between 2 and 6 inches at Logan Pass and other areas of Glacier National Park above 5500 feet. Winds gusting over 60 mph at times. * WHERE...East Glacier Park Region Zone. * WHEN...From midnight tonight to noon MDT Thursday. * IMPACTS...Plan for dangerous conditions for outdoor recreation and other activities. Outdoor recreationalists should be prepared for dangerous winter conditions. Slushy snowfall could impact roads and cold temperatures may result in hypothermia.

Pennsylvania Special Weather Statement | Effective 05/13/2026 12:54

At 353 PM EDT, trained weather spotters reported a strong thunderstorm 20 miles east of St. Marys, moving east at 40 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Trained weather spotters. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Cameron, Wharton, Emporium, Sizerville, and Austin. If outdoors, consider seeking shelter inside a building.

Utah Special Weather Statement | Effective 05/13/2026 12:26

At 125 PM MDT, Doppler radar was tracking elevated thunderstorms capable of producing gusty and erratic winds over Salt Lake City, moving northeast at 15 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Salt Lake City, Bountiful, Farmington, South Salt Lake, North Salt Lake, Centerville, Woods Cross, West Bountiful, Salt Lake City

Minnesota, South Dakota Red Flag Warning | Effective 05/13/2026 12:27

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 10 AM to 7 PM CDT Thursday. * AFFECTED AREA...In Minnesota, Traverse and Big Stone. In South Dakota, Brown, Marshall, Roberts, Day, Spink, Clark, Codington, Grant, Hamlin and Deuel. * WINDS...West 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 18 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.

South Dakota Red Flag Warning | Effective 05/13/2026 12:27

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 7 AM CDT /6 AM MDT/ to 7 PM CDT /6 PM MDT/ Thursday. * AFFECTED AREA...In South Dakota, Stanley and Jones. * WINDS...West 20 to 30 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 14 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions

South Dakota Red Flag Warning | Effective 05/13/2026 12:27

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 7 AM to 7 PM CDT Thursday. * AFFECTED AREA...In South Dakota, Campbell, McPherson, Walworth, Edmunds, Potter, Faulk, Sully, Hughes, Hyde, Hand, Lyman and Buffalo. * WINDS...West 20 to 30 mph with gusts up to 45 mph. * RELATIVE HUMIDITY...As low as 16 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress.

South Dakota Red Flag Warning | Effective 05/13/2026 12:27

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 6 AM to 6 PM MDT Thursday. * AFFECTED AREA...In South Dakota, Corson and Dewey. * WINDS...West 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 14 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions

South Dakota Red Flag Warning | Effective 05/13/2026 12:27

The National Weather Service in Aberdeen has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 6 AM to 6 PM MDT Thursday. * AFFECTED AREA...In South Dakota, Corson and Dewey. * WINDS...West 25 to 35 mph with gusts up to 50 mph. * RELATIVE HUMIDITY...As low as 14 percent. * IMPACTS...Any fires that ignite will spread rapidly and become difficult to control or suppress. A Red Flag Warning means that critical fire weather conditions
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